Home / 13,354,662.80-20,031,373.64-5,570,364.35

Finding the Fourth Proportional to 13,354,662.80, 20,031,373.64 and 5,570,364.35

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Solution

The fourth proportional to 13,354,662.80, 20,031,373.64 and 5,570,364.35 is: 8,355,287.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,354,662.80 : 20,031,373.64 = 5,570,364.35 : x
  2. Step 2: Convert to fraction form
    13,354,662.80/20,031,373.64 = 5,570,364.35/x
  3. Step 3: Cross multiply
    13,354,662.80x = 20,031,373.64 × 5,570,364.35
  4. Step 4: Simplify right side
    13,354,662.80x = 111,582,049,477,777.05
  5. Step 5: Solve for x
    x = 111,582,049,477,777.05/13,354,662.80
  6. Step 6: Final answer
    x = 8,355,287.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.